/* 设置面板样式 */
.settings-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}

.settings-header h2 {
  font-size: 16px;
  font-weight: 700;
}

/* 切换开关样式 */
.toggle-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}

.toggle-item:last-child {
  border-bottom: none;
}

.toggle-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.toggle-label {
  font-size: 13px;
  color: var(--text-primary);
}

.toggle-desc {
  font-size: 11px;
  color: var(--text-muted);
}

.toggle-switch {
  position: relative;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 24px;
  transition: var(--transition);
}

.toggle-slider::before {
  content: '';
  position: absolute;
  width: 18px;
  height: 18px;
  left: 2px;
  top: 2px;
  background: var(--text-muted);
  border-radius: 50%;
  transition: var(--transition);
}

.toggle-switch input:checked + .toggle-slider {
  background: var(--accent);
  border-color: var(--accent);
}

.toggle-switch input:checked + .toggle-slider::before {
  transform: translateX(20px);
  background: #fff;
}

.settings-tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
  padding: 0 16px;
  gap: 0;
  overflow-x: auto;
  scrollbar-width: none;
}

.settings-tabs::-webkit-scrollbar {
  display: none;
}

.settings-tabs .settings-tab {
  padding: 10px 12px;
  border: none;
  background: none;
  color: #fff !important;
  font-size: 12px;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: var(--transition);
  white-space: nowrap;
}

.settings-tabs .settings-tab:hover {
  color: var(--text-secondary) !important;
}

.settings-tabs .settings-tab.active {
  color: var(--accent) !important;
  border-bottom-color: var(--accent);
}

.settings-body {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
}

.settings-section {
  margin-bottom: 24px;
}

.settings-section h3 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.setting-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}

.setting-item:last-child {
  border-bottom: none;
}

.setting-label {
  font-size: 14px;
  color: var(--text-primary);
}

.setting-desc {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}

/* 壁纸设置 */
.wallpaper-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 14px;
}

.wallpaper-option {
  aspect-ratio: 16/10;
  border-radius: var(--radius-sm);
  border: 2px solid var(--border);
  cursor: pointer;
  overflow: hidden;
  transition: var(--transition);
  position: relative;
}

.wallpaper-option:hover {
  border-color: var(--border-hover);
}

.wallpaper-option.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-glow);
}

.wallpaper-option img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.wallpaper-option .wallpaper-color {
  width: 100%;
  height: 100%;
}

.wallpaper-option .wallpaper-label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 4px;
  background: rgba(0,0,0,0.6);
  font-size: 10px;
  text-align: center;
  color: var(--text-secondary);
}

.wallpaper-upload {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px;
  border: 2px dashed var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--text-muted);
  font-size: 13px;
  transition: var(--transition);
}

.wallpaper-upload:hover {
  border-color: var(--accent);
  color: var(--text-secondary);
}

/* 开关 */
.toggle {
  position: relative;
  width: 44px;
  height: 24px;
  border-radius: 12px;
  background: var(--border);
  cursor: pointer;
  transition: var(--transition);
}

.toggle.active {
  background: var(--accent);
}

.toggle::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #fff;
  transition: var(--transition);
}

.toggle.active::after {
  transform: translateX(20px);
}

/* 书签分组管理 */
.group-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.group-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.group-item-name {
  font-size: 14px;
  color: var(--text-primary);
}

.group-item-count {
  font-size: 12px;
  color: var(--text-muted);
}

.group-item-actions {
  display: flex;
  gap: 6px;
}

/* 应用管理列表 */
.app-manage-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.app-manage-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.app-manage-item img {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  object-fit: contain;
}

.app-manage-info {
  flex: 1;
  min-width: 0;
}

.app-manage-info .name {
  font-size: 14px;
  color: var(--text-primary);
}

.app-manage-info .url {
  font-size: 11px;
  color: var(--text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* 音乐设置 */
.music-now-playing {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
}

.music-cover {
  width: 48px;
  height: 48px;
  border-radius: 6px;
  object-fit: cover;
}

.music-info {
  flex: 1;
  min-width: 0;
}

.music-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.music-artist {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}

.music-empty {
  flex: 1;
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
  padding: 12px;
}

.music-controls {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin-bottom: 16px;
}

.music-controls .btn {
  flex: 1;
}

/* 音乐快捷键说明 */
.music-shortcuts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin-top: 8px;
}

.shortcut-item {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  color: var(--text-secondary);
}

.shortcut-item kbd {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 2px 6px;
  min-width: 20px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 11px;
  font-family: inherit;
  color: var(--text-primary);
}

.music-volume {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
}

/* 设置页面的水平音量滑块 */
.music-volume .volume-slider {
  width: 100% !important;
  max-width: none !important;
  min-width: 0 !important;
  height: 4px;
  -webkit-appearance: none;
  appearance: none;
  background: var(--border);
  border-radius: 2px;
  outline: none;
  flex: 1 1 auto !important;
}

.music-volume .volume-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  margin-top: -5px;
}

.music-volume .volume-slider::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  border: none;
}

.music-volume .volume-slider::-webkit-slider-runnable-track {
  width: 100%;
  height: 4px;
  background: var(--border);
  border-radius: 2px;
}

.music-playlist {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 300px;
  overflow-y: auto;
}

.music-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  background: var(--bg-glass);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
}

.music-item:hover {
  border-color: var(--border-hover);
}

.music-item.active {
  border-color: var(--accent);
  background: var(--accent-glow);
}

.music-item-num {
  font-size: 12px;
  color: var(--text-muted);
  width: 20px;
  text-align: center;
}

.music-item-info {
  flex: 1;
  min-width: 0;
}

.music-item-name {
  font-size: 13px;
  color: var(--text-primary);
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.music-item-artist {
  font-size: 11px;
  color: var(--text-muted);
}

.music-modes {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.music-mode-btn {
  padding: 8px 14px;
  border: 1px solid var(--border);
  background: var(--bg-glass);
  color: var(--text-muted);
  font-size: 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
}

.music-mode-btn:hover {
  border-color: var(--border-hover);
  color: var(--text-secondary);
}

.music-mode-btn.active {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-glow);
}

.music-import-export {
  display: flex;
  gap: 8px;
}

.music-import-export .btn {
  flex: 1;
}

.music-sources {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.music-source-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-secondary);
}

.music-source-item:last-child {
  border-bottom: none;
}

.music-source-item.active {
  background: var(--accent-glow);
  margin: 0 -12px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
}

/* 搜索引擎设置列表 */
.engine-settings-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.engine-settings-category {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.engine-settings-cat-name {
  font-size: 11px;
  color: var(--text-muted);
  padding: 0 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.engine-settings-category .music-source-item {
  padding: 6px 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
}

.engine-settings-category .music-source-item:hover {
  background: var(--hover-bg);
}

.engine-settings-category .music-source-item.active {
  background: var(--accent-glow);
}

/* 分类列表 */
.category-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.category-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  background: var(--hover-bg);
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--text-secondary);
  transition: var(--transition);
}

.category-item:hover {
  background: var(--accent-glow);
}

.category-item span {
  color: var(--text-primary);
}

/* 推荐引擎按钮 */
.rec-engine-btn:hover {
  background: var(--accent-glow);
  border-color: var(--accent);
}

/* 数据同步 */
.sync-desc {
  font-size: 13px;
  color: var(--text-muted);
  margin: 0 0 16px 0;
  padding: 0 8px;
  line-height: 1.5;
}

.sync-stats {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
}

.sync-stat-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 12px 8px;
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.sync-stat-num {
  font-size: 24px;
  font-weight: 700;
  color: var(--accent);
}

.sync-stat-label {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* 同步记录 */
#sync-log-container {
  padding: 20px 24px;
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-top: 16px;
}

/* 独立同步记录区域 */
.sync-log-section {
  padding: 20px 24px;
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-top: 16px;
}

#sync-log-list {
  padding: 0 12px;
}

.sync-import-options {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sync-radio {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px;
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
}

.sync-radio:hover {
  border-color: var(--border-hover);
}

.sync-radio input[type="radio"] {
  margin-top: 3px;
  accent-color: var(--accent);
}

.sync-radio span {
  font-size: 14px;
  color: var(--text-primary);
}

.sync-radio small {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}

.sync-warning {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px;
  background: rgba(255, 152, 0, 0.1);
  border: 1px solid rgba(255, 152, 0, 0.3);
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: #ff9800;
}

.sync-warning svg {
  flex-shrink: 0;
}

/* WebDAV 状态 */
.webdav-status {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--text-muted);
}

.webdav-status.connected {
  border-color: rgba(76, 175, 80, 0.4);
  background: rgba(76, 175, 80, 0.1);
}

.webdav-status .status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
}

.webdav-status.connected .status-dot {
  background: #4caf50;
}

/* AI 模型卡片 */
.ai-model-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ai-model-card {
  position: relative;
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  cursor: pointer;
  transition: var(--transition);
}

.ai-model-card:hover {
  border-color: var(--border-hover);
  background: var(--bg-glass-hover);
}

.ai-model-card.active {
  border-color: var(--accent);
  background: var(--accent-glow);
}

.ai-model-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
}

.ai-model-info {
  flex: 1;
  min-width: 0;
}

.ai-model-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ai-model-id {
  display: inline-block;
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 4px;
  background: rgba(255, 255, 255, 0.06);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

.ai-model-body {
  margin-top: 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.ai-model-row {
  font-size: 12px;
  color: var(--text-secondary);
}

.ai-model-label {
  color: var(--text-muted);
}

.ai-model-value {
  font-family: monospace;
  word-break: break-all;
}

.ai-model-actions {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}

.ai-model-badge {
  position: absolute;
  top: 8px;
  right: 72px;
  font-size: 10px;
  color: var(--accent);
  background: rgba(33, 150, 243, 0.12);
  border: 1px solid rgba(33, 150, 243, 0.25);
  padding: 1px 8px;
  border-radius: 10px;
  font-weight: 500;
  pointer-events: none;
}

/* 可折叠展开列表 */
.sync-expandable {
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  overflow: hidden;
}

.sync-expandable:last-child {
  margin-bottom: 0;
}

.sync-expand-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  cursor: pointer;
  user-select: none;
  transition: background 0.2s ease;
}

.sync-expand-header:hover {
  background: rgba(255, 255, 255, 0.03);
}

.sync-expand-header svg {
  flex-shrink: 0;
  color: var(--accent);
}

.sync-expand-header span:first-of-type {
  flex: 1;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
}

.sync-expand-hint {
  font-size: 12px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.sync-expand-header .status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #4caf50;
}

.sync-expand-content {
  padding: 16px 16px 16px 16px;
  border-top: 1px solid var(--border);
}

/* details 展开/收起箭头 */
.sync-expandable > summary {
  list-style: none;
}

.sync-expandable > summary::-webkit-details-marker {
  display: none;
}

.sync-expandable > summary::after {
  content: '›';
  font-size: 18px;
  color: var(--text-muted);
  transition: transform 0.2s ease;
}

.sync-expandable[open] > summary::after {
  transform: rotate(90deg);
}

/* 文件树样式 */
.bookmark-actions {
  display: flex;
  gap: 10px;
  margin-bottom: 12px;
}

.bookmark-actions .btn {
  flex: 1;
}

.bookmark-tree {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.tree-folder {
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.tree-folder-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 14px;
  cursor: pointer;
  user-select: none;
  transition: background 0.2s ease;
}

.tree-folder-header:hover {
  background: rgba(255, 255, 255, 0.03);
}

.tree-folder-icon {
  flex-shrink: 0;
  color: var(--accent);
}

.tree-folder-name {
  flex: 1;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
}

.tree-folder-count {
  font-size: 12px;
  color: var(--text-muted);
  margin-right: 8px;
}

.tree-folder-actions {
  display: flex;
  gap: 4px;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.tree-folder-header:hover .tree-folder-actions {
  opacity: 1;
}

.tree-folder-content {
  padding: 12px 14px 12px 38px;
  border-top: 1px solid var(--border);
}

/* details 展开/收起箭头 */
.tree-folder > summary {
  list-style: none;
}

.tree-folder > summary::-webkit-details-marker {
  display: none;
}

.tree-folder > summary::after {
  content: '›';
  font-size: 16px;
  color: var(--text-muted);
  transition: transform 0.2s ease;
  margin-left: auto;
  margin-right: 14px;
}

.tree-folder[open] > summary::after {
  transform: rotate(90deg);
}

.tree-folder[open] > summary .tree-folder-icon {
  color: var(--accent);
}

.tree-empty {
  font-size: 13px;
  color: var(--text-muted);
  padding: 12px 0;
  text-align: center;
}

.tree-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  transition: background 0.2s ease;
  cursor: pointer;
}

.tree-item:hover {
  background: rgba(255, 255, 255, 0.05);
}

.tree-item:hover .tree-item-actions {
  opacity: 1;
}

.tree-item-icon {
  flex-shrink: 0;
  color: var(--text-muted);
}

.tree-item-name {
  flex: 1;
  font-size: 13px;
  color: var(--text-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.tree-item-actions {
  display: flex;
  gap: 4px;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.tree-item-tag {
  font-size: 9px;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.06);
  padding: 1px 5px;
  border-radius: 3px;
  flex-shrink: 0;
}

.tree-item-badge {
  font-size: 9px;
  color: var(--accent);
  background: rgba(59, 130, 246, 0.15);
  padding: 1px 5px;
  border-radius: 3px;
  flex-shrink: 0;
  font-weight: 500;
}

.tree-item.active {
  background: rgba(59, 130, 246, 0.12);
  outline: 1px solid rgba(59, 130, 246, 0.35);
  outline-offset: -1px;
}

.tree-item.active .tree-item-name {
  color: #60a5fa;
  font-weight: 500;
}

/* ===== 更新日志弹窗 ===== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.modal-overlay.active {
  opacity: 1;
}

.modal-overlay.fade-out {
  opacity: 0;
}

.changelog-modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 480px;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
  transform: scale(0.95);
  transition: transform 0.2s ease;
}

.modal-overlay.active .changelog-modal {
  transform: scale(1);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}

.modal-header h3 {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
}

.modal-header h3 svg {
  color: var(--accent);
}

.modal-close {
  background: none;
  border: none;
  font-size: 24px;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0;
  line-height: 1;
  transition: color 0.2s;
}

.modal-close:hover {
  color: var(--text-primary);
}

.modal-body {
  padding: 20px;
  overflow-y: auto;
  flex: 1;
}

/* 关于区域 */
.about-version {
  text-align: center;
  margin-bottom: 24px;
}

.version-badge {
  display: inline-block;
  background: linear-gradient(135deg, var(--accent), #64b5f6);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 20px;
  margin-bottom: 12px;
}

.about-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* 更新日志列表 */
.changelog-list h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.changelog-item {
  margin-bottom: 20px;
}

.changelog-item:last-child {
  margin-bottom: 0;
}

.changelog-version {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.version-tag {
  background: var(--accent);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 4px;
}

.version-date {
  font-size: 12px;
  color: var(--text-muted);
}

.changelog-features {
  margin: 0;
  padding-left: 20px;
}

.changelog-features li {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.8;
  position: relative;
}

.changelog-features li::marker {
  color: var(--accent);
}

.changelog-empty {
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
  padding: 20px 0;
}